D~H color 1~3 carat ,VVS Clarity Round Brilliant cut GIA-IGI certified hpht and cvd Diamond to make Diamond Ring
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5000 Carat/Carats per Month
Place of Origin:
Round Brilliant Cut
Fancy Diamond Color:
Synthetic Diamond Lab Grown Cut Diamonds
White Diamond Color:
Diamond Carat Weight:
Lab Created Diamond Loose
Synthetic (lab created)
Clarity Quality Grade:
Henan Yuda Crystal Co., Ltd.
On-time delivery rate
Lab grown HPHT diamond are manufactured, diamond-like crystals.The manufacturing processes work to duplicate the pressure and temperature of the natural diamond-producing environment. The formation process is initiated by forcing a chemical reaction, through adding a catalyst to carbon, and placing the mixture in high-pressure cells. Then, the mixture is cooled and washed with acid, which results in a synthetic HPHT diamond.
Quality of lab grwon HPHT diamonds can vary from inferior to superior to the natural diamond, depending upon the technology and individual manufacturing processes. The methods used in the production of synthetic diamonds are high pressure high temperature (HPHT)
Polished diamond applications: polished lab grown HPHT loose diamond are usually applied as a gemstone alternate to natural diamonds for jewelry decoration and production. its hardness is 10 moh's almost same as natural diamond. They never lose their their shine or color and are also cut and polished in the same way as mined diamond ,they have the same lustre and fire as the mined diamonds .
The molecular structure of synthetic diamond is a complex structure, which can produce phosphorescence phenomenon. With the maturity of synthetic diamond production technology, its cost is low, and it can produce diamonds of various colors and become a prominent figure in the jewelry market.
Cutting is one of the most im- portant links. Inorder to awaken the beauty of diamond,the selected diamond will not hesitate to cut away more embryos, in order to adhere to theperfect cutting ratio, the perfect release of the brilliance of Cramer drill.
A diamond ring is a diamond jewelry worn on one's finger. Ancient Romans always believed that it represented life and eternity. Wearing rings was the language of love.
The popularity of diamonds has led to the popularity of diamond bracelets. Bright diamond bracelets have become the mainstream of jewelry.
Because of its high refractive index, diamonds shine brightly in the light. Crafts with diamond design have high collection value.
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Henan Yuda crystal co.,ltd is a high-tech company mainly engaged in synthetic diamond and its related products. Being the first class in superabrasive area is our lasting aim. We have scientific management idea, perfect management procedure and excellent team, which guarantee the leading position of our products in this area. We can meet different needs of different clients. Our main products include: Synthetic diamond (big size diamond, small size diamond grit, synthetic diamond mono plate, diamond powder,green rvd, CVD diamond )
1.what color of hpht diamond you have ? we have yellow color and white color
2.what's the hardness of the diamond ? hardness is 10
3. which size available? polished 0.003CTS TO 4CTS
4.after polishing which quality it belong to ? belong to VVS VS SI grade DEFGH color.
Please feel free to contact us via phone or email. We look forward to assisting you and ensuring that you are a satisfied customer not only at the time of your purchase but after as well.